Level Setting - MB QUART NA2-400.2 Quick Start Installation Manual

Setup
A
The illustrations below describe the various controls. Refer to
Settings
1
GAIN Adjustment
The gain control purpose is to match
the output of your source signal to the
detailed instructions.
2
X-OVER Switch
or low frequencies. The NA1-400.2 offers
3
Frequencies Adjustment
The Low Pass Filter will cut off the
frequencies above the setting. The High
Pass Filter will cut off the frequencies
below the setting.
4
SUBSONIC Adjustment
The Subsonic Filter will cut off the
frequencies below the setting. If using
with a subwoofer the settin should be kept
between 15-25Hz.
5
BOOST Switch
The Boost Switch will increase the signal
12dB at 45Hz. Be aware this setting can
cause distortion if the gain is not set
properly.
B
is properly adjusted to match the signal
output level of your source unit.

Level Setting

THIS IS NOT A VOLUME CONTROL!
1.
turned down (counter clockwise).
2.
turned down. Make sure the source unit controls; balance, fader, bass and
treble are all set to center or "0" adjustment. Make sure that the green LED on
3. Play a clean musical selection of which you are very familiar. CD is preferred.
Do not use radio signals for level setting. Hit play and start turning the volume
of the source unit up.
4. Stop increasing the source unit volume when you reach 3/4 (about 75%) or until
you hear speakers begin to slightly start producing distortion.
5.
the level down (counter clockwise) until the distortion is eliminated. Small
NA2-400.1
BOOST
L
0dB 12dB
INPUT
LEVEL LPF
R
9V 0.2V 50Hz 150Hz
4
1 3
NA2-400.2
X-OVER
L
HP OFF LP
INPUT
LEVEL HP
R
9V 0.2V 15Hz 300Hz 50Hz 300Hz
1
3 3
NA2-320.4
2
FRONT REAR
INPUT
X-OVER X-OVER
L L
HP OFF HP OFF
FRONT REAR
LEVEL LEVEL
R R
9V 0.2V 9V 0.2V
1
NA2-500.5 1 3 4
1 2 1 2
MIN
5
SUBSONIC
15Hz 50Hz
2
LP
5
GAIN
MAX